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Note 6 - Long-term Debt and Note Payable to Bank - Long-term Debt (Details) (USD $)	Jan. 31, 2015	Oct. 31, 2014
Long-term debt	$ 7,431,268us-gaap_LongTermDebt	$ 7,497,019us-gaap_LongTermDebt
Less current installments	272,939us-gaap_LongTermDebtCurrent	269,996us-gaap_LongTermDebtCurrent
Long-term debt, excluding current installments	7,158,329us-gaap_LongTermDebtNoncurrent	7,227,023us-gaap_LongTermDebtNoncurrent
North Carolina Real Estate Loan [Member]
Long-term debt	1,904,581us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = occ_NorthCarolinaRealEstateLoanMember	1,921,433us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = occ_NorthCarolinaRealEstateLoanMember
Virginia Real Estate Loan [Member]
Long-term debt	$ 5,526,687us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = occ_VirginiaRealEstateLoanMember	$ 5,575,586us-gaap_LongTermDebt / us-gaap_LongtermDebtTypeAxis = occ_VirginiaRealEstateLoanMember

X

- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 7



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

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-Publisher FASB

-Name Accounting Standards Codification

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Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

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Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

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Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of long-term debt, after unamortized discount or premium, scheduled to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19,20)

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-Publisher SEC

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X

- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, excluding amounts to be repaid within one year or the normal operating cycle, if longer (current maturities). Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



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-Name Regulation S-X (SX)

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-Article 5

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- Details

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